code: def __init__(self, observation_shape):
      self.observation_shape = observation_shape
  
file_path: keras-rl/tests/rl/util.py
imports: import numpy
  import random
  from rl.core import Env
label_desc: Use image node_id 1 to create a new MultiInputTestEnv object from inherited base classes: Env with example: obj = MultiInputTestEnv(observation_shape)